Finding the Fourth Proportional to 1,424,051.02, 1,965,193.35 and 779,512.36
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Solution
The fourth proportional to 1,424,051.02, 1,965,193.35 and 779,512.36 is: 1,075,728.67
Step by Step Solution
- Step 1: Write the proportion equation
1,424,051.02 : 1,965,193.35 = 779,512.36 : x - Step 2: Convert to fraction form
1,424,051.02/1,965,193.35 = 779,512.36/x - Step 3: Cross multiply
1,424,051.02x = 1,965,193.35 × 779,512.36 - Step 4: Simplify right side
1,424,051.02x = 1,531,892,506,114.81 - Step 5: Solve for x
x = 1,531,892,506,114.81/1,424,051.02 - Step 6: Final answer
x = 1,075,728.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.